What kind of plant is this? I heard that it can cure diseases?

Evening primrose, also known as cabbage (Linn. )DC。 Also known as Gynura bicolor, Gynura bicolor, Gynura bicolor, Eupatorium odoratum, Sangxuejiang, Dafeiniu, Eupatorium odoratum and Gynura bicolor (Linn. ). Chrysanthemum plants in Compositae. Use whole grass as medicine. Harvest in summer and autumn, wash and slice, use fresh or dry in the sun. Sweet, light and cold. Can be used for clearing away heat and toxic materials, relaxing muscles and tendons, activating collaterals, cooling blood and stopping bleeding. It can be used for treating bronchopneumonia, infantile high fever, whooping cough, conjunctival congestion, arthralgia due to rheumatism, and metrorrhagia. External use for treating traumatic injury, fracture, traumatic hemorrhage, mastitis, furuncle, burn and scald.